'Father's' in the Bible

They took Asahel's body and buried him in his father's tomb at Bethlehem. Joab and his men then traveled all that night and reached Hebron by dawn.

Now Saul had a concubine named Rizpah daughter of Aiah. Ish-bosheth said to Abner, "Why did you have sexual relations with my father's concubine?"

David said, "I will express my loyalty to Hanun son of Nahash just as his father was loyal to me." So David sent his servants with a message expressing sympathy over his father's death. When David's servants entered the land of the Ammonites,

But you will be able to counter the advice of Ahithophel if you go back to the city and say to Absalom, 'I will be your servant, O king! Previously I was your father's servant, and now I will be your servant.'

Ahithophel replied to Absalom, "Have sex with your father's concubines whom he left to care for the palace. All Israel will hear that you have made yourself repulsive to your father. Then your followers will be motivated to support you."

So they pitched a tent for Absalom on the roof, and Absalom had sex with his father's concubines in the sight of all Israel.